Patents by Inventor Oskar Heininger

Oskar Heininger has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D247352
    Type: Grant
    Filed: October 28, 1975
    Date of Patent: February 28, 1978
    Assignee: Williamson Corporation
    Inventor: Oskar Heininger